1. DECC, UKCS Oil and Gas Production Projections, https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/287001/production_projections.pdf
2. T. I.
Williams
, A History of the British Gas Industry, Oxford University Press, 1981
3. UK Climate Change Act, 2008
4. The geographical distribution of fossil fuels unused when limiting global warming to 2 °C
5. P. L.
Younger
, D. J.Roddy, G.González, King coal: restoring the monarchy by underground gasification coupled to CCS, Petroleum Geology Conference series, 2010, 7, 1155–1163